400206528

素因数分解:

$2^6\times 3^3\times {\mathrm{31}}^2\times {\mathrm{241}}^1$

素因数の和:324

約数の個数: 168

約数和(自身を含む): 1220754480

約数和(自身を除く): 820547952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 93, 96, 108, 124, 144, 186, 192, 216, 241, 248, 279, 288, 372, 432, 482, 496, 558, 576, 723, 744, 837, 864, 961, 964, 992, 1116, 1446, 1488, 1674, 1728, 1922, 1928, 1984, 2169, 2232, 2883, 2892, 2976, 3348, 3844, 3856, 4338, 4464, 5766, 5784, 5952, 6507, 6696, 7471, 7688, 7712, 8649, 8676, 8928, 11532, 11568, 13014, 13392, 14942, 15376, 15424, 17298, 17352, 17856, 22413, 23064, 23136, 25947, 26028, 26784, 29884, 30752, 34596, 34704, 44826, 46128, 46272, 51894, 52056, 53568, 59768, 61504, 67239, 69192, 69408, 89652, 92256, 103788, 104112, 119536, 134478, 138384, 138816, 179304, 184512, 201717, 207576, 208224, 231601, 239072, 268956, 276768, 358608, 403434, 415152, 416448, 463202, 478144, 537912, 553536, 694803, 717216, 806868, 830304, 926404, 1075824, 1389606, 1434432, 1613736, 1660608, 1852808, 2084409, 2151648, 2779212, 3227472, 3705616, 4168818, 4303296, 5558424, 6253227, 6454944, 7411232, 8337636, 11116848, 12506454, 12909888, 14822464, 16675272, 22233696, 25012908, 33350544, 44467392, 50025816, 66701088, 100051632, 133402176, 200103264, 400206528]

約数ペア:

[(1, 400206528), (2, 200103264), (3, 133402176), (4, 100051632), (6, 66701088), (8, 50025816), (9, 44467392), (12, 33350544), (16, 25012908), (18, 22233696), (24, 16675272), (27, 14822464), (31, 12909888), (32, 12506454), (36, 11116848), (48, 8337636), (54, 7411232), (62, 6454944), (64, 6253227), (72, 5558424), (93, 4303296), (96, 4168818), (108, 3705616), (124, 3227472), (144, 2779212), (186, 2151648), (192, 2084409), (216, 1852808), (241, 1660608), (248, 1613736), (279, 1434432), (288, 1389606), (372, 1075824), (432, 926404), (482, 830304), (496, 806868), (558, 717216), (576, 694803), (723, 553536), (744, 537912), (837, 478144), (864, 463202), (961, 416448), (964, 415152), (992, 403434), (1116, 358608), (1446, 276768), (1488, 268956), (1674, 239072), (1728, 231601), (1922, 208224), (1928, 207576), (1984, 201717), (2169, 184512), (2232, 179304), (2883, 138816), (2892, 138384), (2976, 134478), (3348, 119536), (3844, 104112), (3856, 103788), (4338, 92256), (4464, 89652), (5766, 69408), (5784, 69192), (5952, 67239), (6507, 61504), (6696, 59768), (7471, 53568), (7688, 52056), (7712, 51894), (8649, 46272), (8676, 46128), (8928, 44826), (11532, 34704), (11568, 34596), (13014, 30752), (13392, 29884), (14942, 26784), (15376, 26028), (15424, 25947), (17298, 23136), (17352, 23064), (17856, 22413)]